package ocio.dao;

import org.hibernate.SessionFactory;
import org.hibernate.cfg.Configuration;

/**
 * HibernateUtil.java 
 * Proveedor de sesiones y configuración de Hibernate
 * @author Esther García Galán
 * @author Rubén Gómez Vales
 */
public class HibernateUtil {
    private static final SessionFactory sessionFactory;
    static {
        try {
            // Create the SessionFactory from hibernate.cfg.xml
            sessionFactory = new Configuration().configure("hibernate.cfg.xml").buildSessionFactory();
        } catch (Throwable ex) {
            // Make sure you log the exception, as it might be swallowed
            System.err.println("Initial SessionFactory creation failed." + ex);
            throw new ExceptionInInitializerError(ex);
        }
    }
	/**
	 * Devuelve un generador de sesiones de Hibernate.         
	 * @return sessionFactory Objeto a persistir
	 */ 
    public static SessionFactory getSessionFactory() {
        return sessionFactory;
    }
}